1100019902851 has 2 divisors, whose sum is σ = 1100019902852. Its totient is φ = 1100019902850.

The previous prime is 1100019902827. The next prime is 1100019902963. The reversal of 1100019902851 is 1582099100011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1100019902851 - 2³⁵ = 1065660164483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1100019902851.

It is not a weakly prime, because it can be changed into another prime (1100019902551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550009951425 + 550009951426.

It is an arithmetic number, because the mean of its divisors is an integer number (550009951426).

Almost surely, 2^{1100019902851} is an apocalyptic number.

1100019902851 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100019902851 is an equidigital number, since it uses as much as digits as its factorization.

1100019902851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 37.

The spelling of 1100019902851 in words is "one trillion, one hundred billion, nineteen million, nine hundred two thousand, eight hundred fifty-one".